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Cheap flights from New Windsor to Ontario from C$ 129

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/8. Fares are subject to change and may not be available on all flights or dates of travel.
SWF — YYZ
3 Aug — 10 Aug1
1 adult

Cheap flight deals from Stewart to Ontario

Keep the following information in mind while searching for Stewart to Ontario flight deals. Data was last updated 29 July 2025.

Round-trip from

C$ 505

One-way from

C$ 129

Popular in

November

Cheapest in

May

Average price

C$ 375
19/8-21/8
  • 19/8-21/8
  • 3 total stops
  • 28h 42m total
  • New Windsor to Ontario
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15/8
  • 15/8
  • 1 total stop
  • 18h 28m total
  • New Windsor to Ontario
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Highest demand for flights based on searches. 12% potential increase in price (C$ 75 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease (C$ 15 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Stewart to Ontario

Cheapest flights from Stewart to Ontario
Explore the most affordable flight options available from Stewart to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 July 2025.

Tue 19/812:36 p.m.SWF - YYZ
1 stop11h 11mMultiple Airlines
Thu 21/811:15 p.m.YYZ - SWF
2 stops17h 31mMultiple Airlines
Deal found 29/7C$ 505
Fri 22/812:17 p.m.SWF - YUL
3 stops26h 33mMultiple Airlines
Mon 25/86:45 a.m.YUL - SWF
1 stop10h 01mMultiple Airlines
Deal found 26/7C$ 930

Cheapflights Fare Finder

 
Customize your flight search to find flights from Stewart to Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 29 July 2025.
Use the filters below to find and compare flights from New Windsor to Ontario that are best for you.

Fly from

Stewart

Fly to

Ontario

Route

Depart

Return

Price

New WindsorToronto

SWF - YYZ

SWFYYZ

New Windsor Stewart

Tue 19/8

12:36 p.m.-11:47 p.m.

1 stop11h 11m

Toronto Pearson Intl

Thu 21/8

11:15 p.m.-4:46 p.m.

2 stops17h 31m

C$ 505

New WindsorMontreal

SWF - YUL

SWFYUL

New Windsor Stewart

Fri 22/8

12:17 p.m.-2:50 p.m.

3 stops26h 33m

Montreal Pierre Elliott Trudeau Intl

Mon 25/8

6:45 a.m.-4:46 p.m.

1 stop10h 01m

C$ 930

New WindsorToronto

SWF - YYZ

SWFYYZ

New Windsor Stewart

Fri 15/8

7:37 p.m.-2:05 p.m.

1 stop18h 28m

C$ 129

New WindsorMontreal

SWF - YUL

SWFYUL

New Windsor Stewart

Sat 9/8

7:29 p.m.-2:20 p.m.

1 stop18h 51m

C$ 339

New WindsorOttawa

SWF - YOW

SWFYOW

New Windsor Stewart

Mon 11/8

7:56 p.m.-5:06 p.m.

2 stops21h 10m

C$ 339

Flights are sorted by cheapest round-trip flights first.

Deals found on 29/7

Best time to book a flight from Stewart to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Stewart with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from New Windsor to Ontario

What is the cheapest month to book a flight from New Windsor to Region of Ontario?

Currently, January is the cheapest month in which you can book a flight from New Windsor to Region of Ontario (average of C$ 167). Flying from New Windsor to Region of Ontario in July is currently the most expensive (average of C$ 258). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Stewart to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from New Windsor to Ontario?

    For a flight from New Windsor to Ontario, you will be flying from Stewart. New Windsor Stewart (SWF) is just 7.0 km from the centre of the city.

  • What are the most popular routes from New Windsor to Region of Ontario?

    Most travellers choose New Windsor Stewart - Toronto Pearson Intl, New Windsor Stewart - Montreal Pierre Elliott Trudeau Intl or New Windsor Stewart - Ottawa when deciding on the best route from New Windsor to Region of Ontario.

  • Can I find deals for flights from Stewart to Ontario that include hotel bookings?

    Yes. In addition to deals on Stewart to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Stewart to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Stewart to Ontario.

  • Can I find deals for business class flights from Stewart to Ontario?

    Yes. Cheapflights offers flight deals from Stewart to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from New Windsor to Region of Ontario?

    Currently, January is the cheapest month in which you can book a flight from New Windsor to Region of Ontario (average of C$ 167). Flying from New Windsor to Region of Ontario in July is currently the most expensive (average of C$ 258). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Stewart to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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How does Cheapflights help users find flights from Stewart to Ontario?

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Can Cheapflights find flights from Stewart to Ontario with no change fees?

Need flexible booking options for your flight to Ontario from Stewart? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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